'use strict';

const Controller = require('egg').Controller;

class BannerController extends Controller {
  async index() {
    const {ctx}=this;
    var db =  this.app.mongodb;
    var res =await db.collection("banner").find().toArray();
    if(res.length>0){
      ctx.body={
          status:200,
          res
      }
  }else{
      ctx.status=400;
      ctx.body={
          status:400,
          msg:"数据库输入的参数不合法"
      }
  }
  }
}

module.exports = BannerController;
